1 Pa. Code § 35.150
Unless otherwise directed in the authorization, the deponent may be examined regarding a matter which is relevant to the issues involved in the pending proceeding, including the existence, description, nature, custody, condition and location of a book, document or other tangible thing, and the identity and location of persons having knowledge of relevant facts. A participant shall have the right of cross-examination, objection and exception. In making objections to questions or evidence, the grounds relied upon shall be stated briefly, but no transcript filed by the notarial officer may include argument or debate. Objections to questions or evidence shall be noted by the notarial officer upon the deposition, but he may not have the power to decide on the competency, materiality or relevancy of evidence. Objections to questions or evidence not taken before the notarial officer shall be deemed waived.
1 Pa. Code § 35.150
This section cited in 1 Pa. Code § 35.137 (relating to oral examination); 4 Pa. Code §89.31 (relating to investigation); 4 Pa. Code §265.3 (relating to level II hearings); 4 Pa. Code §607a.13 (relating to subpoenas); 7 Pa. Code §179.16 (relating to limited discovery); 25 Pa. Code §1021.102 (relating to discovery); 34 Pa. Code §95.94 (relating to depositions); 34 Pa. Code §131.62 (relating to oral depositions); 34 Pa. Code §131.63 (relating to time for taking oral depositions); 34 Pa. Code §131.64 (relating to notice of oral depositions); 34 Pa. Code §131.65 (relating to objections to taking of oral depositions); 34 Pa. Code §131.68 (relating to discovery of records); 34 Pa. Code §131.70 (relating to discovery of statements of parties or witnesses); 34 Pa. Code §131.204 (relating to UEGF subpoenas and interrogatories); 40 Pa. Code §15.49 (relating to deposition); 52 Pa. Code §5.412 (relating to written testimony); 52 Pa. Code §1005.152 (relating to written testimony); 52 Pa. Code §1005.162 (relating to depositions); 55 Pa. Code §41.120 (relating to limitations on scope of discovery); and 58 Pa. Code §493a.11 (relating to discovery).